Name	Info	Provider	Link
	free resource	Aran ediciones, S.L.	https://www.reed.es/ArticuloFicha.aspx?id=4980&hst=0&idR=91&tp=1
Vitamin D Deficiency	free resource	MedlinePlus Health Information	https://medlineplus.gov/vitaminddeficiency.html
Full Text at the institutional repository	free resource	Andalusian Health Repository	http://hdl.handle.net/10668/16421